Indonesia's President Susilo Bambang Yudhoyono (L) shakes hand with U.N. Secretary-General Ban Ki-moon before opening the high-level segment of the UN Climate Change Conference in Nusa Dua, Bali island December 12, 2007. Ban urged the world on Wednesday to agree a sweeping treaty to fight climate change by 2009, telling U.N.-led talks in Bali to act now on "the moral challenge of our generation". REUTERS/Supri (INDONESIA)
REUTERS/SUPRI